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Mirrors > Home > MPE Home > Th. List > nfrdOLD | Structured version Visualization version Unicode version |
Description: Obsolete proof of nf5rd 2066 as of 6-Oct-2021. (Contributed by Mario Carneiro, 11-Aug-2016.) (New usage is discouraged.) (Proof modification is discouraged.) |
Ref | Expression |
---|---|
nfrdOLD.1 |
Ref | Expression |
---|---|
nfrdOLD |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfrdOLD.1 | . 2 | |
2 | nfrOLD 2188 | . 2 | |
3 | 1, 2 | syl 17 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wal 1481 wnfOLD 1709 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-12 2047 |
This theorem depends on definitions: df-bi 197 df-ex 1705 df-nfOLD 1721 |
This theorem is referenced by: alrimddOLD 2195 nfdiOLD 2225 nfim1OLD 2228 hbimdOLD 2230 nfan1OLD 2236 |
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